UBUNTU-CVE-2021-43453

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Source
https://ubuntu.com/security/CVE-2021-43453
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-43453.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-43453
Upstream
Published
2022-04-07T21:15:00Z
Modified
2025-09-08T16:47:24Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A Heap-based Buffer Overflow vulnerability exists in JerryScript 2.4.0 and prior versions via an out-of-bounds read in parserparseforstatementstart in the js-parser-statm.c file. This issue is similar to CVE-2020-29657.

References

Affected packages

Ubuntu:Pro:18.04:LTS / iotjs

Package

Name
iotjs
Purl
pkg:deb/ubuntu/iotjs@1.0-1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "iotjs",
            "binary_version": "1.0-1"
        },
        {
            "binary_name": "iotjs-dev",
            "binary_version": "1.0-1"
        }
    ]
}

Ubuntu:22.04:LTS / iotjs

Package

Name
iotjs
Purl
pkg:deb/ubuntu/iotjs@1.0+715-1ubuntu2?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0+715-1ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "iotjs",
            "binary_version": "1.0+715-1ubuntu2"
        },
        {
            "binary_name": "iotjs-dev",
            "binary_version": "1.0+715-1ubuntu2"
        }
    ]
}